Vehicle-wheel.



A. JAEGER.' VEHICLE WHEEL.

APPLICATION FILED 0612.28, 191 0.

Patented Dec. 17, 1912.

yals

have -invented certain new. a'n

' tion, `reference fbeing Aborn ramena, or aacxsoN, ipnssoual. '1

To all who/m -Be it.

JacksonyCape Girardeauicounty, Missouri,

' d useful Improvenientsin YehicleeWheels, vof which the following lis a full, clear, and exactdescriphadtothe accompanying'v drawings, 'forming part ofthis Vspecificationgf f-Fi e- 1 is an construction of .suchVwheelg-and' Fig." 2 is an enlarged vertlcal sectionthrongh. one

'specific object of-tliep An'A object of the; presentinvention is t0 provide im ro'vem'ents inveliicle'wheels and `espec-,iallyg-in thatplass of` vehicle wheels having 'at least;vertical` iflexibility; and a resentl invention is to provide 'a 'wheel of Athis class with'a durable struction' and .the liieixibility of 'which .will proportionate to the load carried, sucha 3 wheel-asI have advantage In accomplishing construction and inwhich the inherent ilexiheel ,does `not depend upon.

bility Lof the springs;A which'vbecomei'set orare' rendered racticallfy useless by; mud-,dirt or other oreignl matter, Th furtherspeciicobject of. the present invention, is to provide a wheel "of the' chara'cterl set forth which4` will be simple in coninvented having 'the great `of presenting stiffer action toa o d than to agli hter load. c

heavier construct a wheel with twof, main wheel Lmembersyan `interior member or hub and an. exterior member .or4 felly, one of .these memberslbeing. supplied with a suitable axle box,` the other being su A lied with a suitable i support for, .the tire .'o

rim vof the wheel.

". Thesetwo members are arranged tobe movable relatively nient .is regulated throu to each other and such moveghi the 4 medium of compressed air trapped insa suitable cylinder forminga or the other oft le-Wheel and acted' upon v cylinder.A

art of either ione member suitable iston's carried by the other -member and wor' i-fwithin the'. periphery oflsaid `avingthu's, described t e of'my invention and generally the means whereby they are earned proceed to in accordance with my invention..

Specification of I etters Patent.- appucauan'ale'a ocgper 28,'191'0. -'serial nu. 589,522. l

known that'I,wAno'L PH jansen, acitizen' of the v-United' States, residingat of the cylinde elevation ofga complete' vehic e-ffwheel equipped .withfmy invention withpartsremoved to show, thefinterior- -ders 3, I have provided'vaseries the' oregoing objects, I l

' rimfare arranged out, I -willnow., describe the 'structurefof a wheel l following functjl' rammed Dee. 17,1912'.

In the drawings, I represents a-,wheel axle, 2 'fan axle box, and 3 av cylinder suitably mountedonsaid axle box, said cylinder side plate being preferably an integral This cylinder -isfpreferab1y formed of a casting ribs" 3b. part, of Leach of the side'plates -which add greatly to''the strength of the cylinder, l

Ycomprisingside 'plates and' a fchambered lperipheral plate for purposes" hereinafter described, one of said side- .removable from the cylinder or .the purpose. of ,repairs and, initial assembly,

fes although the. same' may;y Y be made in any suitable acceptable'manner, vThe cylinder 3 is provided with inwardly,`

.projecting reinforcing fo a which. must, of -cpursabe of'such strength v as'towithstand any load pl'aoedu ...ni-the" wheel; fand the cylinder 3 is furtermore'v provided -with peripherally arranged subwhich receive pistons mounted 'on piston rods 5 which carry at their upper ends through suitable connections tire shoes,v 6 which v"support an outer band or tire' 7 of cylinders 3 the wheel-' Said outer band or` tiref'yis preferably constructed -of rubber. 1

Rising 3 and opening .into 'the respective. subcylinrod guide sleeves-or felly'sup orting spokes,

from the periphery l"of thecylinderE .I

supporting'at'theirupperen s,by a suitable connection,

shown in the drawingsas a screw-threaded connection,"a'fellycomprisl ing an ner outwardly extending guideplatest), shown inthe drawingsas secured'to the bandi@ by screws 10.

r The shoes 6 whichformatirelsupporting wardly under load e'ectbetween these plates r9ar'1d{`for.m a protection 'against the 'ingress of dust,fdirt .and otherforeign 'mat'-v lter, intothe interior working parts j of lthe Wheel; 1

" The, pistons 4 are formed' by cup mounted' on the piston rods 1 The individual cyl washers 4* between Washers 4", 4., l inders 3 are closed b diaphragms-ll-'which are secured. to the pistons-4fbeneatlitheir inner washers 4 and Awhich overlap "the ine structure 'thus' band 8 having secured thereto 9.

to slide inwardly and outr:so

is transmitted .vd'reetly through the vbox 2 to the cylindzer@downwardly'throngh the tubular housings surrounding v.spokes at the central portion of the bottom of the 5 wheel to the :telly which is adapted to move 'relativel Vto the outer band or tire 7 but inasmuch-as said outer band .7 is .connected by a pistongrod 5 to the piston 4 which acts in the sub-cylinder 3, 'such a sllding rela- 10 tive r movementhvloetween the. folly and the outer band 7 is resisted. by a coin ression of the tra pod body of lair within t e cylinder 3. An the greater the load, thegreater the compression ofthe trapied borgl of 'air within the cylinder 3, an hence e ance to the relative'inovement between the tire supportin rim 6.and the-telly 1s pro.- portionate to t e load earned@ I prefer to charge the cylinder 3 initially with compressed air' and for this purpose, I have provided a valve 13 such as a Schreeder valve or automobile tire valve'seated in the eriphery ofthe cylinder 3; and as a furt 'enmeasureto insurean 'airtight cylin-` of the interior or.

der 3, and 'durability working parts ofthe wheel' and to reduce friction tovthe greatestpossible extent,` my improved wheel construction is lubricated by half filling the cylinder with any suitable lubricant, such, for instance, as castor oil. This initial pressure holds the diaphragms 11 extended or against the walls of the sub-c linders 3c andy as the istons 4 move inwardly toward the axis of e wheel, as these diaphragms 11 feed outwardly in close contact with the walls of the sub-cylinders B' so that the bendin is distributed genera y over its surface and does not take glace repeatedlyI at an o ne 4'6 portion of the phragm, so .that sai dlaphragmg-would crack or wear at s uch portion. Thus, the initial pressure withm the cylinder in additionto providingAl amore .effective cushioning means for t serves as" a medium of saving =wearon the 'diaphra `Of course, should V escaped through thexninto the sub-cylinders 3 such air would'be caught up by the beveled edges of the cup washers 4" so that there exists a double" valve' packing effect for the respective pistons. The inwardly extending strengthening ribs 3b serve as paddles to splash or spread thecastor oil or other lubricant over the interior of keeping bricated.

As shown inthe drawin s,

'5 consist of bolts whic are housed in sleeves projecting at one end against the under surface of the shoes 6 and at the other end against the inner Washer 4b. These x sleeves bear directly against the inner band "and, serve to space the shoes 6` from the 6 pstonf.` nut for securing the piston 4 the..` working parts thoroughly luy the piston rods resistpreferably ting said* of the diaphragm. 11y

e wheelif the diaphragms a'lly become worn so that the air the cylinder,

side ofthe diaphragm 11.

What I claim is: 1 4. Y -1. 1n a vehicle' wheel,.fthe combination .1'

with a-cylindrical housing surrounding the hub, of radially disposed sub-cylinders extendin inwardly from the inner cylindrical wall o said housing,`said sub-cylinders having inside diameters ap roximately equal to the axial width of` said hub housing, said cylindrical wall being provided withl an aperture concentric .withtheouter end ofV each sub-cylinder, a fellyy rovided with ap ertures .corresponding tot e rst mentioned aperture, tubular spokes said housing with said felly and havlng I theirJ ends registering with said apertures,

respectively, a piston in each sub-cylinder, l*

said pistons -be' g provided with rods reciprocable in said tubular spokes, and tire '35 porting shoes secured respectively to e outer ends of said rods. f Y

2. In a vehicle wheel, a fellya hub chainber, sub-cylinders with inside diameters a roximately equal to the axial width of said/90 ub chamber, the peripheral wall of said p hub chamber being provided with apertures of relative small size compared to said subcylinders, tubular spokes-rigidly connectin said felly to said hub chamber at each o said apertures, pistonrods reciprocable'in said spokes, tire supportin elements mounted on the outer en s of sai rods, istons secured to the inner ends o f said ro and iitsub-cylinders, and a removable 10'0 side plate for said hub chamber which permits direct access to the open :inner ends ofsaid sub-cylinders. f

3. In a' vehicle wheel, the combination with a hub member `comp of radially disposed cyhnders forming an air tight chamber, of a felly provided with space lateral guide plates, a. tubular housingk connectin each of said cylinders with. said felly, a olt reciprocable within each housin said bolt bein provided on its inner en with a p iston slldably mounted within its c linder, a tire supportingshoe mounted on t e outer end of each bolt and slidably engaging the guide glates of said felly, said -shoe belng provide with iianges in sliding engagement with said flanges formin a tire receiving groove extending aroun the periphery of the. wheel, and a tire mounted 1n said. roove. 1120 4. In a vehicle wheel, t e combination witha .hub member' comprising a plurality.' of cylinders connected Vto ther to form a l. fluid-tight chamber, of a piston reciprocable within each cylinder, the inner faces of said 125 pistons being provided with packing cups, t a rim sup orted from said pistons, a iiexi-f: ble fluid-tight slceve secured at one end around the inner edge of each cylinder and to theipiston rod 5 is located onftheinner guide plates, said 'having its other end nested Within said 13o rigidly connecting 80 rising a plurality sleeve to said packing cup.

dersconnected to acking'cup,` and` means 'secured to tlie inner end of eachpiston rod and vclamplng' said upon its inner end with a piston slidably engaging theinner walls of itslcylinder, a

I copies o! this patent may :be obtained for cexible air-tight l bag covering the inner Walls of each cylinder and having its closed end against said piston, the open end of said bag being secured to the inner end of said secured to each piston and clamping the closed end of relatively movable rim member connectedl to the outer ends of said bolts. n

y Anon-PH JAEGER. In the presence of- A. vO. KNIGHT,

JULIA B. lNIneowN.

the Commissioner of Patents.

said bag to said piston, 'and a' cylinder around the edges thereof, a washer f 

